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Commit d0490cfd authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller
Browse files

ipmr: missing dev_put() on error path in vif_add() 



The other error paths in front of this one have a dev_put() but this one
got missed.

Found by smatch static checker.

Signed-off-by: default avatarDan Carpenter <error27@gmail.com>
Acked-by: default avatarWang Chen <ellre923@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b8a623bf

net/ipv4/ipmr.c

+3 −1
Original line number Diff line number Diff line
@@ -483,8 +483,10 @@ static int vif_add(struct net *net, struct vifctl *vifc, int mrtsock) 
		return -EINVAL;

	}



	if ((in_dev = __in_dev_get_rtnl(dev)) == NULL)

	if ((in_dev = __in_dev_get_rtnl(dev)) == NULL) {

		dev_put(dev);

		return -EADDRNOTAVAIL;

	}

	IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)++;

	ip_rt_multicast_event(in_dev);